/*******************************************************************************
 * Copyright (c) 2013 Olli Alm / Metropolia www.metropolia.fi
 * 
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 ******************************************************************************/
package fi.metropolia.mediaworks.juju.persistence.dbtrie;

import java.util.Collection;
import java.util.List;
import java.util.Set;

/**
 * Trierajapinta
 * @author alm
 *
 */
public interface TrieInterface {

	public boolean contains(String label);  // are there matching keys for parameter? [EXACT MATCH] 
	public boolean containsPrefix(String label); //are there matching keys for the prefix? [PREFIX MATCH]
	public List<String> matchByPrefix(String label); //return matching keys
	
	public Set<String> getIds(String label); //return the ids (values) for given label [EXACT MATCH]
	public Collection<String> getLabels(String id);
	public String getLabel(String id);

	public int size();
	
}
